1 Coupling sleeve 5123466SZ/1.28.134 1 18 Nut, driven shaft M32×1.5 5122985/1.28.149 1
2 Locking bolt M8×25-10.9 GB5783-86 6 19 Ball bearing (with retaining ring)
35×80×21
28995880/16261 1
3 Retainer ring 40 11059976/12246 1 20 Retainer ring, driven gear, IV 5122797/1.28.150 1
4 Cap, front bearing, driving shaft 5117502SZ/1.28.121 2 21 Spacer, synchronizer 5101537/1.28.132 4
5 Driving shaft LX954.37.201 1 22 IV driven gear SZ904.37A.104 1
6 Retainer ring 45 11069076/12245 1 25 Driven gear, III SZ904.37A.103 1
7 Ball bearing (with retaining
ring)45×85×19
28996330/16260 1 26 Driven gear, II SZ904.37A.102 1
8 IV driving gear 5123982SZ/1.28.113 1 27 Driven gear, Ⅰ SZ904.37A.101 1
9 Spacer, driving gear 5111983/1.28.143 2 28 Spacer ring, driven gear, I 5109656/1.28.177 1
10 Driving gear, III 5118914SZ/1.28.112 1 29 Driven shaft 5127958SZ/1.28.105 1
11 Driving gear, II 5118913SZ/1.28.111 1 30 Roller bearing 27.5×52×21 5126458/1.28.159 1
12 Driving gear, I 5118912SZ/1.28.110 1 31 Synchronizer ring 5138206/1.28.170 4
13 Roller bearing 40×90×23 5138660/1.28.130 2 32 Shift collar, I, II, III & IV 5142525/1.28.107 2
14 Spacer ring (thickness: 3), bearing,
driving shaft
5109669/1.28.157 1 33 Gear retainer, synchronizer 5138221/1.28.108 2
Spacer ring (thickness: 3.25),
bearing, driving shaft
5118937/1.28.157 34 Spring leaf 5111457/1.28.144 6
Spacer ring (thickness: 3.5),
bearing, driving shaft
5118938/1.28.157 35 Seat, spring leaf 5150557/1.28.145 6
Spacer ring (thickness: 3.7),
bearing, driving shaft
5118939/1.28.157

Spacer ring (thickness: 4.0),
bearing, driving shaft4.0
5118940/1.28.157
15 Self aligning bearing 40×80×18 5147070/1.28.142 1
16 Retainer ring 40 11068876/12245 1
17 Adjusting shim, driven gear 880802801～ 1
880802802/1.28 1

1 Coupling sleeve 5123466SZ/1.28.134 1 18 Nut, driven shaft M32×1.5 5122985/1.28.149 1
2 Locking bolt M8×25-10.9 GB5783-86 6 19 Ball bearing (with retaining ring)
35×80×21
28995880/16261 1
3 Retainer ring 40 11059976/12246 1 20 Retainer ring, driven gear, IV 5122797/1.28.150 1
4 Cap, front bearing, driving shaft 5117502SZ/1.28.121 2 21 Spacer, synchronizer 5101537/1.28.132 4
5 Driving shaft 5125349SZ/1.28.101 1 22 Welded driven gear unit, IV 804C-1.37A.013 1
6 Retainer ring 45 11069076/12245 1 25 Welded driven gear unit, Ⅲ 804C-1.37A.012 1
7 Ball bearing (with retaining
ring)45×85×19
28996330/16260 1 26 Driven gear, II 804C-1.37A.103 1
8 IV driving gear 804C-1.37.101 1 27 Welded driven gear unit, Ⅰ 804C-1.37A.011 1
9 Spacer, driving gear 5111983/1.28.143 2 28 Spacer ring, driven gear, I 5109656/1.28.177 1
10 Driving gear, III 804C-1.37.102 1 29 Driven shaft 5127958SZ/1.28.105 1
11 Driving gear, II 804C-1.37.103 1 30 Roller bearing 27.5×52×21 5126458/1.28.159 1
12 Driving gear, I 804C-1.37.104 1 31 Synchronizer ring 5138206/1.28.170 4
13 Roller bearing 40×90×23 5138660/1.28.130 2 32 Shift collar, I, II, III & IV 5142525/1.28.107 1
14 Spacer ring (thickness: 3), bearing,
driving shaft
5109669/1.28.157 1 33 Gear retainer, synchronizer 5138221/1.28.108 2
Spacer ring (thickness: 3.25),
bearing, driving shaft
5118937/1.28.157 34 Spring leaf 5111457/1.28.144 6
Spacer ring (thickness: 3.5),
bearing, driving shaft
5118938/1.28.157 35 Seat, spring leaf 5150557/1.28.145 6
Spacer ring (thickness: 3.7),
bearing, driving shaft
5118939/1.28.157 36 Shift collar, I, II 804C-1.37A.102 1
Spacer ring (thickness: 4.0),
bearing, driving shaft4.0
5118940/1.28.157

15 Self aligning bearing 40×80×18 5147070/1.28.142 1
16 Retainer ring 40 11068876/12245 1
17 Adjusting shim, driven gear 880802801～ 1
880802802/1.28 1

1 Coupling sleeve 5123466SZ/1.28.134 1 18 Nut, driven shaft M32×1.5 5122985/1.28.149 1
2 Locking bolt M8×25-10.9 GB5783-86 6 19 Ball bearing (with retaining ring) 35×80×21 28995880/16261 1
3 Retainer ring 40 11059976/12246 1 20 Retainer ring, driven gear, IV 5122797/1.28.150 1
4 Cap, front bearing, driving shaft 5117502SZ/1.28.121 2 21 Spacer, synchronizer 5101537/1.28.132 4
5 Driving shaft 5125349SZ/1.28.101 1 22 IV driven gear 804C-1.37.012 1
6 Retainer ring 45 11069076/12245 1 23 Gear retainer, gearshift, main transmission SZ804.37.105 2
7 Ball bearing (with retaining ring)45×85×19 28996330/16260 1 24 Shift collar, gearshift, main transmission SZ804.37.106 1
8 IV driving gear 804C-1.37.101 1 25 Driven gear, III 804C-1.37.107 1
9 Spacer, driving gear 5111983/1.28.143 2 26 Driven gear, II 804C-1.37.106 1
10 Driving gear, III 804C-1.37.102 1 27 Welded driven gear unit, Ⅰ 804C-1.37.011 1
11 Driving gear, II 804C-1.37.103 1 28 Spacer ring, driven gear, I 5109656/1.28.177 1
12 Driving gear, I 804C-1.37.104 1 29 Driven shaft 5127958SZ/1.28.105 1
13 Roller bearing 40×90×23 5138660/1.28.130 2 30 Roller bearing 27.5×52×21 5126458/1.28.159 1
14 Spacer ring (thickness: 3), bearing, driving shaft 5109669/1.28.157 1 31 Shift collar, I-II 804C-1.37.105 1
Spacer ring (thickness: 3.25), bearing, driving shaft 5118937/1.28.157
Spacer ring (thickness: 3.5), bearing, driving shaft 5118938/1.28.157
Spacer ring (thickness: 3.7), bearing, driving shaft 5118939/1.28.157
Spacer ring (thickness: 4.0), bearing, driving shaft4.0 5118940/1.28.157
15 Self aligning bearing 40×80×18 5147070/1.28.142 1
16 Retainer ring 40 11068876/12245 1
17 Adjusting shim, driven gear 880802801～ 1
880802802/1.28